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iwindyforest
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Top 10 cyberwords in China: 屌丝 Diaosi, 元芳你怎么看 Yuan Fang, what do you think, 杜甫很忙 Du Fu Hen Mang, 高富帅,白富美 Gao Fu Shuai, Bai Fu Mei, 矮矬穷 Ai Cuo Qiong, 你幸福吗 Ni Xing Fu Ma, 躺着也中枪 Tang Zhe Ye Zhong Qiang, 给跪了 Gei Guil Le, 碉堡了 Diao Bao Le, 查水表 Cha Shui Biao.   1. 屌丝 Diaosi “Diao Si” literally means “pe ...

SqlServer标识列

一、标识列的定义以及特点SQL Server中的标识列又称标识符列,习惯上又叫自增列。该种列具有以下三种特点:1、列的数据类型为不带小数的数值类型2、在进行插入(Insert)操作时,该列的值是由系统按一定规律生成,不允许空值3、列值不重复,具有标识表中每一行的作用,每个表只能有一个标识列。由于以上特点,使得标识列在数据库的设计中得到广泛的使用。二、标识列的组成创建一个标识列,通常要指定三个内容:1、类型(type)在SQL Server 2000中,标识列类型必须是数值类型,如下:decimal、int、numeric、smallint、bigint 、tinyint其中要注意的是,当选择de ...
头文件与之实现文件的的关系今天在网上看到一篇解释.h与.c(.cpp)的文章,我读完后感到有些地方不妥,特此按照我的理解,给初学者一些指导~说几句题外话,刚才让女朋友陪我出去一会,她说她要先化化妆,我随口就来--简单就是美丽啊 ...
把内存当硬盘用: tmpfs & ramfs & ramdisk一.tmpfs某天我学了个“奇巧淫技”:在/etc/fstab 里加上一句none  /tmp  tmpfs   defaults 0 0,重起之后/tmp就在内存里了,因为/tmp放的是临时文件,这样每次关机就清空,又减少硬盘读写,而且 ...

话说C语言的const

话说C语言的constconst在C语言中算是一个比较新的描述符,我们称之为常量修饰符,意即其所修饰的对象为常量(immutable)。我们来分情况看语法上它该如何被使用。1、函数体内修饰局部变量。例:void func(){const int a=0;}首先,我们先 ...

进程控制入门

进程控制入门进程系统Linux是个多任务多用户的操作系统,系统直接管理的每个任务的最小单位,就是进程(process)。每个进程都有一个惟一的标识符pid,不同的进程pid不相同,在Shell下输入ps -A,可以显示当前的所有进程。一个进 ...
     有8种方式使进程终止,其中前5种为正常终止,它们是:  1:从 main 返回  2:调用 exit  3:调用 _exit 或 _Exit  4:最后一个线程从其启动例程返回  5:最后一个线程调用 pthread_exit  异常终止有3种,它们是:  6:调用 abort  7:接到一个信号并终止  8:最后一个线程对取消请求做出响应 补充:exit和_exit还有atexit函数的区别:exit()在结束调用它的进程之前,要进行如下步骤:1.cleanup();2.在atexit()注册的函数;3.最后调用_exit()函数.
i18next: A Solution for Front End i18n Message     Purpose This document is used to introduce a solution which can support below features: Ø  Support displaying i18n message in javascript Ø  Support displaying message with parameters Ø  Support display text for H ...
Chinese in the eyes of the African people By Liu Zhirong I spent the last few years in Africa in close contact with African people from all walks of life. What do they think of the Chinese people, who came to Africa rather late on an economic expedition? Their general impression of the Chinese ...
人们称西方男人对中国女人的热爱为yellow fever(黄热病),这真是一种有趣而又贴切的说法。 相对于yellow fever,很多中国女人都患有white fever(不知道有没有这种说法)。她们对西方男人充满幻想,即使受了伤,也仍是执迷不悟。 于是,这两种fever将上述的这两种人折磨的半死。   Increasing trend of interracial narriage This is not an article intended to be racist, so to those red neck already jumping out of their sea ...
There's no timestamp of each command when we are using 'history ' command to see the command records.   We can add timestamp for each command by following steps:   1. Edit ~/.bashrc or /etc/bashrc   export HISTTIMEFORMAT="%m-%d-%Y %H:%M:%S "   Note: m, d are in lowercase, Y ...
Definition   #include <getopt .h> extern char *optarg ;  extern int optind , opterr , optopt ; int getopt_long (int argc , char * const argv [],                   const char *optstring ,                   const struct option *longopts , int *longindex );   optarg : i ...
from: http://objology.blogspot.com/2011/09/one-of-best-bits-of-programming-advice.html   Years ago (early 1992), I attached myself to this crazy skunkworks project that was using this weird language called Smalltalk. "Object Oriented" was in its infancy as a "hot" item. High ...
from: http://blog.crazybob.org/2007/01/lazy-loading-singletons.html I woke up this morning thinking I knew all there was to know about lazy loading singletons in Java. Boy, was I wrong. Java doesn't cease to surprise me, even after all these years ...
List<String> list = new ArrayList<String>(); //使用foreach循环会抛出ConcurrentModificationException异常 for(String s : list) { if(name.equals(s) { list.remove(s); } }   因为foreach使用Iterator来遍历元素的, 每次元素开始遍历之前都会检查集合中的数据是否一致, 如果不一致则抛 ConcurrentModificationExcep ...
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